{Heap before GC invocations=1089 (full 7):
PSYoungGen total 448320K, used 443722K [0x00000007d5560000, 0x00000007f6720000, 0x0000000800000000)
eden space 442240K, 100% used [0x00000007d5560000,0x00000007f0540000,0x00000007f0540000)
from space 6080K, 24% used [0x00000007f0540000,0x00000007f06b2848,0x00000007f0b30000)
to space 5888K, 0% used [0x00000007f6160000,0x00000007f6160000,0x00000007f6720000)
PSOldGen total 699072K, used 184396K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 26% used [0x0000000780000000,0x000000078b413300,0x00000007aaab0000)
PSPermGen total 151744K, used 87677K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x000000077559f7c0,0x0000000779430000)
2013-05-10T07:59:28.198+0800: 23068.346: [GC [PSYoungGen: 443722K->640K(536320K)] 628118K->185140K(1235392K), 0.0036790 secs] [Times: user=0.03 sys=0.01, real=0.00 secs]
Heap after GC invocations=1089 (full 7):
PSYoungGen total 536320K, used 640K [0x00000007d5560000, 0x00000007f66e0000, 0x0000000800000000)
eden space 530688K, 0% used [0x00000007d5560000,0x00000007d5560000,0x00000007f5ba0000)
from space 5632K, 11% used [0x00000007f6160000,0x00000007f6200000,0x00000007f66e0000)
to space 5760K, 0% used [0x00000007f5ba0000,0x00000007f5ba0000,0x00000007f6140000)
PSOldGen total 699072K, used 184500K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 26% used [0x0000000780000000,0x000000078b42d300,0x00000007aaab0000)
PSPermGen total 151744K, used 87677K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x000000077559f7c0,0x0000000779430000)
}
{Heap before GC invocations=1091 (full 7):
PSYoungGen total 536448K, used 531633K [0x00000007d5560000, 0x00000007fce30000, 0x0000000800000000)
eden space 530688K, 100% used [0x00000007d5560000,0x00000007f5ba0000,0x00000007f5ba0000)
from space 5760K, 16% used [0x00000007f5ba0000,0x00000007f5c8c5c8,0x00000007f6140000)
to space 5568K, 0% used [0x00000007fc8c0000,0x00000007fc8c0000,0x00000007fce30000)
PSOldGen total 699072K, used 184580K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 26% used [0x0000000780000000,0x000000078b441310,0x00000007aaab0000)
PSPermGen total 151744K, used 87681K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755a07a0,0x0000000779430000)
2013-05-10T07:59:48.348+0800: 23088.496: [GC [PSYoungGen: 531633K->3201K(642304K)] 716214K->187911K(1341376K), 5.7257820 secs] [Times: user=18.12 sys=5.45, real=5.73 secs]
Heap after GC invocations=1091 (full 7):
PSYoungGen total 642304K, used 3201K [0x00000007d5560000, 0x00000007fce70000, 0x0000000800000000)
eden space 636736K, 0% used [0x00000007d5560000,0x00000007d5560000,0x00000007fc330000)
from space 5568K, 57% used [0x00000007fc8c0000,0x00000007fcbe0518,0x00000007fce30000)
to space 5696K, 0% used [0x00000007fc330000,0x00000007fc330000,0x00000007fc8c0000)
PSOldGen total 699072K, used 184709K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 26% used [0x0000000780000000,0x000000078b461770,0x00000007aaab0000)
PSPermGen total 151744K, used 87681K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755a07a0,0x0000000779430000)
}{Heap before GC invocations=1093 (full 7):
PSYoungGen total 642432K, used 642410K [0x00000007d5560000, 0x0000000800000000, 0x0000000800000000)
eden space 636736K, 100% used [0x00000007d5560000,0x00000007fc330000,0x00000007fc330000)
from space 5696K, 99% used [0x00000007fc330000,0x00000007fc8baae8,0x00000007fc8c0000)
to space 8512K, 0% used [0x00000007ff7b0000,0x00000007ff7b0000,0x0000000800000000)
PSOldGen total 699072K, used 189769K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 27% used [0x0000000780000000,0x000000078b952670,0x00000007aaab0000)
PSPermGen total 151744K, used 87721K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755aa468,0x0000000779430000)
2013-05-10T08:00:16.698+0800: 23116.846: [GC [PSYoungGen: 642410K->8501K(683072K)] 832180K->204136K(1382144K), 0.9704810 secs] [Times: user=2.22 sys=9.37, real=0.97 secs]
Heap after GC invocations=1093 (full 7):
PSYoungGen total 683072K, used 8501K [0x00000007d5560000, 0x0000000800000000, 0x0000000800000000)
eden space 674560K, 0% used [0x00000007d5560000,0x00000007d5560000,0x00000007fe820000)
from space 8512K, 99% used [0x00000007ff7b0000,0x00000007ffffd658,0x0000000800000000)
to space 12224K, 0% used [0x00000007fe820000,0x00000007fe820000,0x00000007ff410000)
PSOldGen total 699072K, used 195634K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 27% used [0x0000000780000000,0x000000078bf0c9b0,0x00000007aaab0000)
PSPermGen total 151744K, used 87721K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755aa468,0x0000000779430000)
}{Heap before GC invocations=1094 (full 7):
PSYoungGen total 683072K, used 683061K [0x00000007d5560000, 0x0000000800000000, 0x0000000800000000)
eden space 674560K, 100% used [0x00000007d5560000,0x00000007fe820000,0x00000007fe820000)
from space 8512K, 99% used [0x00000007ff7b0000,0x00000007ffffd658,0x0000000800000000)
to space 12224K, 0% used [0x00000007fe820000,0x00000007fe820000,0x00000007ff410000)
PSOldGen total 699072K, used 195634K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 27% used [0x0000000780000000,0x000000078bf0c9b0,0x00000007aaab0000)
PSPermGen total 151744K, used 87734K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755ad948,0x0000000779430000)
2013-05-10T08:00:19.275+0800: 23119.423: [GC [PSYoungGen: 683061K->10061K(684672K)] 878696K->211940K(1383744K), 0.9747900 secs] [Times: user=4.68 sys=6.25, real=0.98 secs]
Heap after GC invocations=1094 (full 7):
PSYoungGen total 684672K, used 10061K [0x00000007d5560000, 0x0000000800000000, 0x0000000800000000)
eden space 674560K, 0% used [0x00000007d5560000,0x00000007d5560000,0x00000007fe820000)
from space 10112K, 99% used [0x00000007fe820000,0x00000007ff1f3790,0x00000007ff200000)
to space 13632K, 0% used [0x00000007ff2b0000,0x00000007ff2b0000,0x0000000800000000)
PSOldGen total 699072K, used 201878K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 28% used [0x0000000780000000,0x000000078c525ac8,0x00000007aaab0000)
PSPermGen total 151744K, used 87734K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755ad948,0x0000000779430000)
}
采用的是ParallelGC,NewRadio=2,-Xms1024m -Xmx2048m。
PSYoungGen total 448320K, used 443722K [0x00000007d5560000, 0x00000007f6720000, 0x0000000800000000)
eden space 442240K, 100% used [0x00000007d5560000,0x00000007f0540000,0x00000007f0540000)
from space 6080K, 24% used [0x00000007f0540000,0x00000007f06b2848,0x00000007f0b30000)
to space 5888K, 0% used [0x00000007f6160000,0x00000007f6160000,0x00000007f6720000)
PSOldGen total 699072K, used 184396K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 26% used [0x0000000780000000,0x000000078b413300,0x00000007aaab0000)
PSPermGen total 151744K, used 87677K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x000000077559f7c0,0x0000000779430000)
2013-05-10T07:59:28.198+0800: 23068.346: [GC [PSYoungGen: 443722K->640K(536320K)] 628118K->185140K(1235392K), 0.0036790 secs] [Times: user=0.03 sys=0.01, real=0.00 secs]
Heap after GC invocations=1089 (full 7):
PSYoungGen total 536320K, used 640K [0x00000007d5560000, 0x00000007f66e0000, 0x0000000800000000)
eden space 530688K, 0% used [0x00000007d5560000,0x00000007d5560000,0x00000007f5ba0000)
from space 5632K, 11% used [0x00000007f6160000,0x00000007f6200000,0x00000007f66e0000)
to space 5760K, 0% used [0x00000007f5ba0000,0x00000007f5ba0000,0x00000007f6140000)
PSOldGen total 699072K, used 184500K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 26% used [0x0000000780000000,0x000000078b42d300,0x00000007aaab0000)
PSPermGen total 151744K, used 87677K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x000000077559f7c0,0x0000000779430000)
}
{Heap before GC invocations=1091 (full 7):
PSYoungGen total 536448K, used 531633K [0x00000007d5560000, 0x00000007fce30000, 0x0000000800000000)
eden space 530688K, 100% used [0x00000007d5560000,0x00000007f5ba0000,0x00000007f5ba0000)
from space 5760K, 16% used [0x00000007f5ba0000,0x00000007f5c8c5c8,0x00000007f6140000)
to space 5568K, 0% used [0x00000007fc8c0000,0x00000007fc8c0000,0x00000007fce30000)
PSOldGen total 699072K, used 184580K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 26% used [0x0000000780000000,0x000000078b441310,0x00000007aaab0000)
PSPermGen total 151744K, used 87681K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755a07a0,0x0000000779430000)
2013-05-10T07:59:48.348+0800: 23088.496: [GC [PSYoungGen: 531633K->3201K(642304K)] 716214K->187911K(1341376K), 5.7257820 secs] [Times: user=18.12 sys=5.45, real=5.73 secs]
Heap after GC invocations=1091 (full 7):
PSYoungGen total 642304K, used 3201K [0x00000007d5560000, 0x00000007fce70000, 0x0000000800000000)
eden space 636736K, 0% used [0x00000007d5560000,0x00000007d5560000,0x00000007fc330000)
from space 5568K, 57% used [0x00000007fc8c0000,0x00000007fcbe0518,0x00000007fce30000)
to space 5696K, 0% used [0x00000007fc330000,0x00000007fc330000,0x00000007fc8c0000)
PSOldGen total 699072K, used 184709K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 26% used [0x0000000780000000,0x000000078b461770,0x00000007aaab0000)
PSPermGen total 151744K, used 87681K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755a07a0,0x0000000779430000)
}{Heap before GC invocations=1093 (full 7):
PSYoungGen total 642432K, used 642410K [0x00000007d5560000, 0x0000000800000000, 0x0000000800000000)
eden space 636736K, 100% used [0x00000007d5560000,0x00000007fc330000,0x00000007fc330000)
from space 5696K, 99% used [0x00000007fc330000,0x00000007fc8baae8,0x00000007fc8c0000)
to space 8512K, 0% used [0x00000007ff7b0000,0x00000007ff7b0000,0x0000000800000000)
PSOldGen total 699072K, used 189769K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 27% used [0x0000000780000000,0x000000078b952670,0x00000007aaab0000)
PSPermGen total 151744K, used 87721K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755aa468,0x0000000779430000)
2013-05-10T08:00:16.698+0800: 23116.846: [GC [PSYoungGen: 642410K->8501K(683072K)] 832180K->204136K(1382144K), 0.9704810 secs] [Times: user=2.22 sys=9.37, real=0.97 secs]
Heap after GC invocations=1093 (full 7):
PSYoungGen total 683072K, used 8501K [0x00000007d5560000, 0x0000000800000000, 0x0000000800000000)
eden space 674560K, 0% used [0x00000007d5560000,0x00000007d5560000,0x00000007fe820000)
from space 8512K, 99% used [0x00000007ff7b0000,0x00000007ffffd658,0x0000000800000000)
to space 12224K, 0% used [0x00000007fe820000,0x00000007fe820000,0x00000007ff410000)
PSOldGen total 699072K, used 195634K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 27% used [0x0000000780000000,0x000000078bf0c9b0,0x00000007aaab0000)
PSPermGen total 151744K, used 87721K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755aa468,0x0000000779430000)
}{Heap before GC invocations=1094 (full 7):
PSYoungGen total 683072K, used 683061K [0x00000007d5560000, 0x0000000800000000, 0x0000000800000000)
eden space 674560K, 100% used [0x00000007d5560000,0x00000007fe820000,0x00000007fe820000)
from space 8512K, 99% used [0x00000007ff7b0000,0x00000007ffffd658,0x0000000800000000)
to space 12224K, 0% used [0x00000007fe820000,0x00000007fe820000,0x00000007ff410000)
PSOldGen total 699072K, used 195634K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 27% used [0x0000000780000000,0x000000078bf0c9b0,0x00000007aaab0000)
PSPermGen total 151744K, used 87734K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755ad948,0x0000000779430000)
2013-05-10T08:00:19.275+0800: 23119.423: [GC [PSYoungGen: 683061K->10061K(684672K)] 878696K->211940K(1383744K), 0.9747900 secs] [Times: user=4.68 sys=6.25, real=0.98 secs]
Heap after GC invocations=1094 (full 7):
PSYoungGen total 684672K, used 10061K [0x00000007d5560000, 0x0000000800000000, 0x0000000800000000)
eden space 674560K, 0% used [0x00000007d5560000,0x00000007d5560000,0x00000007fe820000)
from space 10112K, 99% used [0x00000007fe820000,0x00000007ff1f3790,0x00000007ff200000)
to space 13632K, 0% used [0x00000007ff2b0000,0x00000007ff2b0000,0x0000000800000000)
PSOldGen total 699072K, used 201878K [0x0000000780000000, 0x00000007aaab0000, 0x00000007d5560000)
object space 699072K, 28% used [0x0000000780000000,0x000000078c525ac8,0x00000007aaab0000)
PSPermGen total 151744K, used 87734K [0x0000000770000000, 0x0000000779430000, 0x0000000780000000)
object space 151744K, 57% used [0x0000000770000000,0x00000007755ad948,0x0000000779430000)
}
采用的是ParallelGC,NewRadio=2,-Xms1024m -Xmx2048m。
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eden space 442240K,
from space 6080K,
to space 5888K,
如果采用是ParallelGC,建议增加下面配置:
1、NewRadio最好配置成8
2、增加ParallelThreads 当cpu数量>8,线程数=(3+(cpu数*5)/8)
3、-xx:maxGCPauseMins和GCTimeRatio增加这两个配置
如果还是不行,尝试一下其他GC收集器